SOLUTION: A pile of quarters and nickels contains 104 coins and is worth $16.00. Find the number of quarters and the number of nickels.

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Question 899816: A pile of quarters and nickels contains 104 coins and is worth $16.00. Find the number of quarters and the number of nickels.
Answer by richwmiller(17219) About Me  (Show Source):
You can put this solution on YOUR website!
n+q=104,
0.05*n+0.25*q=16
n=104-q
0.05*(104-q)+0.25*q=16
5.2-0.05q+0.25*q=16
0.2*q=10.8
q=54.0
n=104-q
n=50 at 0.05 and q=54 at 0.25
check
50+54=104
0.05*n+0.25*q=16
0.05*50+0.25*54=16
2.5+13.5=16
16.0=16
ok